Removed some stray whitespace from the Config Factory
Revert "Merge PHLAK:hotfix/gravatar-trim-strtolower into master"

This reverts commit e702a42b8e0d745d79531f1340807bd9d9ea65e5, reversing
changes made to 0a747680a366e2b77030e26bf62c6840906f8323.

I mistakingly fetched #4967 instead of #4976.
Merge PHLAK:hotfix/gravatar-trim-strtolower into master

Pull request #4976

Merge commit 'refs/pull/4976/head' of github.com:zendframework/zf2
Merge branch 'superdweebie-rand-bugfix'
Merge branch 'master' of https://github.com/jeremeamia/zf2 into jeremeamia-master
Merge branch 'jeremeamia-master' into develop